__________ is the response curve for a step input signal from a reactor. C-curve None of these I-curve S-curve TRUE ANSWER : ? YOUR ANSWER : ?
The dimensions of rate constant for reaction 3A → B are (l/gm mole)/min. Therefore the reaction order is 1 2 3 TRUE ANSWER : ? YOUR ANSWER : ?
Cold shot cooling is only practical when the feed temperature is __________ than the reaction temperature. Much higher Much lower Higher Lower TRUE ANSWER : ? YOUR ANSWER : ?
Transition state theory relates the above quantities as K ∝ T.eE/RT K ∝ T1.5 K ∝ √T K ∝ e-E/RT TRUE ANSWER : ? YOUR ANSWER : ?
If the time required for half change is inversely proportional to the square of initial concentration and the velocity depends on the units in which the concentration term is expressed, then the order of reaction is 3 0 2 1 TRUE ANSWER : ? YOUR ANSWER : ?
A batch reactor is Suitable for gas-phase reactions on commercial scale Suitable for liquid phase reactions involving small production rate Most suitable for very large production rate Least expensive to operate for a given rate TRUE ANSWER : ? YOUR ANSWER : ?
A catalyst inhibitor May be useful for suppressing undesirable side reactions All of these Lessens its selectivity Is added in small quantity during the catalyst manufacture itself TRUE ANSWER : ? YOUR ANSWER : ?
The energy balance equation over a tubular reactor under transient conditions is An ordinary non-linear differential equation A linear partial differential equation A non-linear partial differential equation An algebric differential equation TRUE ANSWER : ? YOUR ANSWER : ?
The gas phase reaction 2A ⇋ B is carried out in an isothermal plug flow reactor. The feed consists of 80 mole % A and 20 mole % inerts. If the conversion of A at the reactor exit is 50%, then CA/CA0 at the outlet of the reactor is 43864 43898 43833 43959 TRUE ANSWER : ? YOUR ANSWER : ?